Ticker · CUSIP 09077V100
Holders (tracked)
8
Combined shares
967,323
Combined value
$12.60M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
-1 vs previous quarter over the last 6.
SEC event timeline
15 events
- Ken Griffin (Citadel Advisors) added2026-02-17+116,480 shares · 2025Q413F
- Two Sigma Investments trimmed2026-02-17−57,518 shares · 2025Q413F
- D.E. Shaw & Co. added2026-02-17+235,628 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−78,138 shares · 2025Q413F
- Steve Cohen (Point72) opened position2026-02-17+41,180 shares · 2025Q413F
- T. Rowe Price added2026-02-17+2,917 shares · 2025Q413F
- AQR Capital Management added2026-02-17+16,172 shares · 2025Q413F
- Renaissance Technologies trimmed2026-02-12−124,600 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) added2025-11-14+270,479 shares · 2025Q313F
- AQR Capital Management added2025-11-14+4,194 shares · 2025Q313F
- Two Sigma Investments added2025-11-14+35,068 shares · 2025Q313F
- T. Rowe Price opened position2025-11-14+11,891 shares · 2025Q313F
- D.E. Shaw & Co. added2025-11-14+36,883 shares · 2025Q313F
- Renaissance Technologies added2025-11-13+53,704 shares · 2025Q313F
- Norges Bank (Norway SWF) opened position2025-11-12+40,000 shares · 2024Q313F
Insider activity
No insider transactions in the last 30 days.
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions1
- Steve Cohen (Point72)+41,180$545K
Added to4
- D.E. Shaw & Co.+235,628$3.1M
- Ken Griffin (Citadel Advisors)+116,480$1.5M
- AQR Capital Management+16,172$214K
- T. Rowe Price+2,917$39
Trimmed3
- Renaissance Technologies−124,600$1.6M
- Izzy Englander (Millennium Mgmt)−78,138$1.0M
- Two Sigma Investments−57,518$761K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2024Q3 | 7 | $11.1M |
| 2024Q4 | 2 | $248K |
| 2025Q1 | 1 | $57K |
| 2025Q2 | 7 | $1.7M |
| 2025Q3 | 9 | $4.9M |
| 2025Q4 | 8 | $12.6M |
Who owns BIOA
8 super-investors · 2025Q4
Tracked stake
967.3K
shares
Combined value
$13M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added4Trim3
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | D.E. Shaw & Co. | 339.9K | $4M |
| 2 | Ken Griffin Citadel Advisors | 230.5K | $3M |
| 3 | Izzy Englander Millennium Mgmt | 228.4K | $3M |
| 4 | AQR Capital Management | 51.9K | $687K |
| 5 | Two Sigma Investments | 42.2K | $558K |
| 6 | Steve Cohen Point72 | 41.2K | $545K |
| 7 | Renaissance Technologies | 18.4K | $243K |
| 8 | T. Rowe Price | 14.8K | $196 |
Recent moves
20 transactions
- +2,917 · 2025Q4
- +16,172 · 2025Q4
- +116,480 · 2025Q4
- +235,628 · 2025Q4
- −78,138 · 2025Q4
- −57,518 · 2025Q4
- +41,180 · 2025Q4
- −124,600 · 2025Q4
- +36,883 · 2025Q3
- +270,479 · 2025Q3
- +11,891 · 2025Q3
- +35,068 · 2025Q3
- +4,194 · 2025Q3
- +53,704 · 2025Q3
- +40,000 · 2024Q3
- +31,552 · 2025Q2
- +36,073 · 2025Q2
- +49,456 · 2025Q2
- +67,398 · 2025Q2
- +89,296 · 2025Q2
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